Most listings are in the $20's per square foot per year. The Houston Metro region is seeing a a boost in rates. In the last 3 months, the median rate increased $0 per sqft per year. That's a 1% rise in rent.
In the last 90 days, 3656 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the available leases in the Houston Metro are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,320 sqft. Most buildings in this market are around 2 stories. Most buildings in this market were built in 1983 and are Class B.